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Finding the Fourth Proportional to 329,059.46, 454,105.08 and 193,095.69

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Solution

The fourth proportional to 329,059.46, 454,105.08 and 193,095.69 is: 266,473.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,059.46 : 454,105.08 = 193,095.69 : x
  2. Step 2: Convert to fraction form
    329,059.46/454,105.08 = 193,095.69/x
  3. Step 3: Cross multiply
    329,059.46x = 454,105.08 × 193,095.69
  4. Step 4: Simplify right side
    329,059.46x = 87,685,733,755.11
  5. Step 5: Solve for x
    x = 87,685,733,755.11/329,059.46
  6. Step 6: Final answer
    x = 266,473.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.